38664688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 78030720

約数和(自身を除く): 39366032

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 569, 1096, 1138, 2192, 2276, 4247, 4552, 8494, 9104, 16988, 17639, 33976, 35278, 67952, 70556, 77953, 141112, 155906, 282224, 311812, 623624, 1247248, 2416543, 4833086, 9666172, 19332344, 38664688]

約数ペア:

[(1, 38664688), (2, 19332344), (4, 9666172), (8, 4833086), (16, 2416543), (31, 1247248), (62, 623624), (124, 311812), (137, 282224), (248, 155906), (274, 141112), (496, 77953), (548, 70556), (569, 67952), (1096, 35278), (1138, 33976), (2192, 17639), (2276, 16988), (4247, 9104), (4552, 8494)]